<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch">
      <el-form-item label="菜单名称" prop="deptName">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入菜单名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
          @clear="resetQuery"
        />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" @clear="resetQuery" placeholder="菜单状态" clearable size="small">
          <el-option
            v-for="dict in statusOptions"
            :key="dict.dictValue"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:category:add']"
        >新增</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getMenuManageList"></right-toolbar>
    </el-row>

    <el-table
      border
      stripe
      row-key="id"
      v-loading="loading"
      :data="treeListArr"
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
    >
      <el-table-column prop="name" label="菜单名称" align="center"></el-table-column>
      <el-table-column prop="icon" label="图标" align="center">
        <template slot-scope="scope">
          <svg-icon :icon-class="scope.row.icon || ''" />
        </template>
      </el-table-column>
      <el-table-column prop="status" label="状态" align="center">
        <template slot-scope="scope">
          <span>{{ scope.row.status == 0 ? '正常' : scope.row.status == 1 ? '停用' : '未知' }}</span>
        </template>
      </el-table-column>
      <el-table-column prop="image" label="图片" align="center">
        <template slot-scope="scope">
          <el-image
            style="height: 50px; width: 50px; line-height: 50px"
            :src="scope.row.image"
            :preview-src-list="srcList"
          >
            <template #error>
              <div class="image-slot">
                <span>暂无</span>
              </div>
            </template>
          </el-image>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" width="200" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:category:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-plus"
            @click="handleAdd(scope.row)"
            v-hasPermi="['system:category:add']"
          >新增</el-button>
          <el-button
            v-if="scope.row.parentId != 0"
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:category:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 添加或修改菜单对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="600px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-row>
          <el-col :span="24" v-if="form.parentId !== 0">
            <el-form-item label="上级菜单" prop="parentId">
              <treeselect v-model="form.parentId" :options="deptOptions" :normalizer="normalizer" placeholder="选择上级菜单" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="菜单名称" prop="name">
              <el-input v-model="form.name" placeholder="请输入菜单名称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != 'F'" label="菜单图标">
              <el-popover
                placement="bottom-start"
                width="460"
                trigger="click"
                @show="$refs['iconSelect'].reset()"
              >
                <IconSelect ref="iconSelect" @selected="selected" />
                <el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
                  <svg-icon
                    v-if="form.icon"
                    slot="prefix"
                    :icon-class="form.icon"
                    class="el-input__icon"
                    style="height: 32px;width: 16px;"
                  />
                  <i v-else slot="prefix" class="el-icon-search el-input__icon" />
                </el-input>
              </el-popover>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="封面图片" prop="image">
              <imageUpload v-model="form.image"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="菜单状态">
              <el-radio-group v-model="form.status">
                <el-radio
                  v-for="(item, index) in statusOptions"
                  :key="index"
                  :label="item.value"
                >{{item.label}}</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listCategory, getCategory, updateCategory, addCategory, delCategory } from "@/api/system/category";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import IconSelect from "@/components/IconSelect";
import ImageUpload from '@/components/ImageUpload';

export default {
  name: "Dept",
  components: { Treeselect, IconSelect, ImageUpload },
  data() {
    return {
      // 预览大图
      srcList: [],
      // 树形结构数据
      treeListArr: [],
      // 遮罩层
      loading: true,
      // 显示搜索条件
      showSearch: true,
      // 表格树数据
      deptList: [],
      // 部门树选项
      deptOptions: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 状态数据字典
      statusOptions: [],
      // 查询参数
      queryParams: {
        name: undefined,
        status: undefined
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        parentId: [
          { required: true, message: "上级菜单不能为空", trigger: "blur" }
        ],
        name: [
          { required: true, message: "菜单名称不能为空", trigger: "blur" }
        ],
        /*orderNum: [
          { required: true, message: "显示排序不能为空", trigger: "blur" }
        ],
        email: [
          {
            type: "email",
            message: "'请输入正确的邮箱地址",
            trigger: ["blur", "change"]
          }
        ],
        phone: [
          {
            pattern: /^1[3|4|5|6|7|8|9][0-9]\d{8}$/,
            message: "请输入正确的手机号码",
            trigger: "blur"
          }
        ]*/
      },
    };
  },
  created() {
    this.getMenuManageList()
    this.getDicts("sys_normal_disable").then(response => {
      let listArr = []
      response.data.forEach(params =>{
        listArr.push({
          label: params.dictLabel,
          value: params.dictValue
        })
      })
      this.statusOptions = listArr
    });
  },
  methods: {
    // 选择图标
    selected(name) {
      this.form.icon = name;
    },
    /** 查询菜单管理列表 */
    getMenuManageList() {
      this.loading = true;
      let prePic = []
      listCategory(this.queryParams).then(response => {
        response.rows.forEach(params => {
          prePic.push(params.image)
        })
        this.srcList = prePic
        let listArr = this.handleTree(response.rows, "id")
        this.treeListArr = listArr
        this.deptOptions = listArr
        this.loading = false
      })
    },
    /** 查询部门列表 */

    /** 转换部门数据结构 */
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children;
      }
      return {
        id: node.id,
        label: node.name,
        children: node.children
      };
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: undefined,
        parentId: undefined,
        name: undefined,
        icon: undefined,
        level: undefined,
        status: '0',
        menuType: 'M',
        image: '',
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.getMenuManageList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      this.reset();
      if (row != undefined) {
        this.form.parentId = row.id;
      }
      this.open = true;
      this.title = "添加菜单";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      row.status = String(row.status)
      this.form = row
      this.open = true;
      this.title = "修改菜单";
      /*getCategory(row.id).then(response => {
        response.data.status = String(response.data.status)
        this.form = response.data;
        this.open = true;
        this.title = "修改菜单";
      });*/
    },
    /** 提交按钮 */
    submitForm: function() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != undefined) {
            updateCategory(this.form).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getMenuManageList();
            });
          } else {
            addCategory(this.form).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getMenuManageList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      this.$confirm('是否确认删除名称为"' + row.name + '"的数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function() {
        return delCategory(row.id);
      }).then(() => {
        this.getMenuManageList();
        this.msgSuccess("删除成功");
      })
    }
  }
};
</script>
